add mysql_native_password for mariadb 10.2 in password_hash

Author: Maxime LYKENG

lib/puppet/provider/mysql_user/mysql.rb

@@ -125,7 +125,7 @@ def password_hash=(string)
     if mysqld_version.nil?
       # default ... if mysqld_version does not work
       self.class.mysql_caller("SET PASSWORD FOR #{merged_name} = '#{string}'", 'system')
-    elsif newer_than('mysql' => '5.7.6', 'percona' => '5.7.6')
+    elsif newer_than('mysql' => '5.7.6', 'percona' => '5.7.6', 'mariadb' => '10.2.0')
       raise ArgumentError, _('Only mysql_native_password (*ABCD...XXX) hashes are supported.') unless string =~ %r{^\*|^$}
       self.class.mysql_caller("ALTER USER #{merged_name} IDENTIFIED WITH mysql_native_password AS '#{string}'", 'system')
     else